US 12,138,439 B2
Intravascular blood pumps with struts and methods of use and manufacture
Brian D. Brandt, Morgan Hill, CA (US)
Assigned to Shifamed Holdings, LLC, Campbell, CA (US)
Filed by Shifamed Holdings, LLC, Campbell, CA (US)
Filed on Mar. 30, 2023, as Appl. No. 18/193,338.
Application 18/193,338 is a continuation of application No. 16/936,160, filed on Jul. 22, 2020, granted, now 11,654,275.
Claims priority of provisional application 62/877,154, filed on Jul. 22, 2019.
Prior Publication US 2023/0264012 A1, Aug. 24, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. A61M 60/216 (2021.01); A61M 60/13 (2021.01); A61M 60/268 (2021.01); A61M 60/414 (2021.01); A61M 60/808 (2021.01); A61M 60/857 (2021.01)
CPC A61M 60/857 (2021.01) [A61M 60/268 (2021.01); A61M 60/414 (2021.01); A61M 2205/0266 (2013.01); A61M 2207/00 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A method of manufacturing a pump portion of a catheter blood pump, comprising:
coupling each of a plurality of struts to an end region of an expandable scaffold, the expandable scaffold part of an expandable blood conduit that defines a blood lumen; and
positioning one or more collapible impellers at least partially within the blood lumen.